CAS Key Laboratory of High-Performance Synthetic Rubber and its Composite Materials;
Changchun Institute of Applied Chemistry;
Chinese Academy of Sciences;
Changchun 130022;
China;
University of Science and Technology of China;
Hefei 230026;
China;
Department of Chemistry;
Northeast Normal University;
Changchun 130024;
China;
Polymeric hydrogel; Tunable fluorescence; White-light-emitting; Metal-coordination; Pattern;